I’ve got it!
We’re not living in 1984-world. No, that would require actual competence, long-range thought, and planning by the hegemony in charge.
No, we are living in Brazil-world.
It would feature an oppressive, totalitarian government which systematically stripped the public of its basic freedoms in favor of an ostensibly fraudulent and hopeless war on terrorism. The term “information retrieval” would be used implicitly throughout the film, a euphemistic nickname for the gruesome torture techniques applied to suspected terrorists as they’re kidnapped, secured, and readied for interrogation.
The mechanics and systems of this “fantastical” world would need to be absurd and contradictory, serving only to bury its chief directors under bureaucracy, red tape, and endless coils of administrative paperwork. Identification cards, DNA scans and security checkpoints would round out Gilliam’s view of a monolithic, technologically-driven society, and patriotic propaganda posters telegraphing a mandatory us-or-them mentality would be broadcast regularly to all citizens amidst the false cheeriness of a consumer theme park culture.